92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#ifndef MODULES_DESKTOP_CAPTURE_WIN_DXGI_TEXTURE_H_
|
|
#define MODULES_DESKTOP_CAPTURE_WIN_DXGI_TEXTURE_H_
|
|
|
|
#include <D3D11.h>
|
|
#include <DXGI1_2.h>
|
|
|
|
#include <memory>
|
|
|
|
#include "modules/desktop_capture/desktop_frame.h"
|
|
#include "modules/desktop_capture/desktop_geometry.h"
|
|
|
|
namespace webrtc {
|
|
|
|
class DesktopRegion;
|
|
|
|
// A texture copied or mapped from a DXGI_OUTDUPL_FRAME_INFO and IDXGIResource.
|
|
class DxgiTexture {
|
|
public:
|
|
// Creates a DxgiTexture instance, which represents the |desktop_size| area of
|
|
// entire screen -- usually a monitor on the system.
|
|
DxgiTexture();
|
|
|
|
virtual ~DxgiTexture();
|
|
|
|
// Copies selected regions of a frame represented by frame_info and resource.
|
|
// Returns false if anything wrong.
|
|
bool CopyFrom(const DXGI_OUTDUPL_FRAME_INFO& frame_info,
|
|
IDXGIResource* resource);
|
|
|
|
const DesktopSize& desktop_size() const { return desktop_size_; }
|
|
|
|
uint8_t* bits() const { return static_cast<uint8_t*>(rect_.pBits); }
|
|
|
|
int pitch() const { return static_cast<int>(rect_.Pitch); }
|
|
|
|
// Releases the resource currently holds by this instance. Returns false if
|
|
// anything wrong, and this instance should be deprecated in this state. bits,
|
|
// pitch and AsDesktopFrame are only valid after a success CopyFrom() call,
|
|
// but before Release() call.
|
|
bool Release();
|
|
|
|
// Returns a DesktopFrame snapshot of a DxgiTexture instance. This
|
|
// DesktopFrame is used to copy a DxgiTexture content to another DesktopFrame
|
|
// only. And it should not outlive its DxgiTexture instance.
|
|
const DesktopFrame& AsDesktopFrame();
|
|
|
|
protected:
|
|
DXGI_MAPPED_RECT* rect();
|
|
|
|
virtual bool CopyFromTexture(const DXGI_OUTDUPL_FRAME_INFO& frame_info,
|
|
ID3D11Texture2D* texture) = 0;
|
|
|
|
virtual bool DoRelease() = 0;
|
|
|
|
private:
|
|
DXGI_MAPPED_RECT rect_ = {0};
|
|
DesktopSize desktop_size_;
|
|
std::unique_ptr<DesktopFrame> frame_;
|
|
};
|
|
|
|
} // namespace webrtc
|
|
|
|
#endif // MODULES_DESKTOP_CAPTURE_WIN_DXGI_TEXTURE_H_
|